87261718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 141724800

約数和(自身を除く): 54463082

約数列:

[1, 2, 19, 38, 73, 83, 146, 166, 379, 758, 1387, 1577, 2774, 3154, 6059, 7201, 12118, 14402, 27667, 31457, 55334, 62914, 115121, 230242, 525673, 597683, 1051346, 1195366, 2296361, 4592722, 43630859, 87261718]

約数ペア:

[(1, 87261718), (2, 43630859), (19, 4592722), (38, 2296361), (73, 1195366), (83, 1051346), (146, 597683), (166, 525673), (379, 230242), (758, 115121), (1387, 62914), (1577, 55334), (2774, 31457), (3154, 27667), (6059, 14402), (7201, 12118)]